Subtract 10/8 from 21/3
1st number: 7 0/3, 2nd number: 1 2/8
21/3 - 10/8 is 23/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
21/3 = 21 × 8/3 × 8 = 168/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
10/8 = 10 × 3/8 × 3 = 30/24 - Subtract the two like fractions:
168/24 - 30/24 = 168 - 30/24 = 138/24 - After reducing the fraction, the answer is 23/4
- In mixed form: 53/4
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